From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7648DC04A95 for ; Tue, 25 Oct 2022 07:37:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231709AbiJYHhz (ORCPT ); Tue, 25 Oct 2022 03:37:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47176 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231715AbiJYHhu (ORCPT ); Tue, 25 Oct 2022 03:37:50 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D209EC2C87; Tue, 25 Oct 2022 00:37:47 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 92684B81BB6; Tue, 25 Oct 2022 07:37:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D2A15C433C1; Tue, 25 Oct 2022 07:37:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1666683465; bh=1yX3XLwCIhZx3uwra6UtSiNAmlaJnOcsv2QPETxZ664=; h=From:To:Cc:In-Reply-To:References:Subject:Date:From; b=K1rSMc7GcLUQDeO+5XxekX7xVKwvnjKfu9tgSuK5olqF9l8nkCZ9H1WtdD68cd056 LDImUXXHHNXee0P6/mkk59g+8lozGFObp4EiioJN8Ctm5hJjskhKyE2UsaK+fzrBOS M766NzPdjJ15Zq4sXNik7gkYMEgUIr91M7lNHXxrJCerElfYPnjohbYmARV2zIBRKN foCIlet/wryE4Mp7LyZi5IkS4a0STzGRRgh0XF1suIfetpIAjHtheudgt7tCKmvJif 98FgSODnbFdrG5Kq9bNpPeLM6ZlXNGmXHGeYhTaGkja8uxqdHUVAehaqJyGjaSRbYV QlC7rAx/dNVEA== From: Leon Romanovsky To: linux-kernel@vger.kernel.org, Chen Zhongjin , linux-rdma@vger.kernel.org Cc: wsa+renesas@sang-engineering.com, dledford@redhat.com, matanb@mellanox.com, avihaih@nvidia.com, penguin-kernel@I-love.SAKURA.ne.jp, jgg@ziepe.ca, raeds@nvidia.com In-Reply-To: <20221025024146.109137-1-chenzhongjin@huawei.com> References: <20221025024146.109137-1-chenzhongjin@huawei.com> Subject: Re: [PATCH] RDMA/core: Fix null-ptr-deref in ib_core_cleanup() Message-Id: <166668346207.75287.12802762328335692637.b4-ty@kernel.org> Date: Tue, 25 Oct 2022 10:37:42 +0300 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Mailer: b4 0.11.0-dev-87e0e Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 25 Oct 2022 10:41:46 +0800, Chen Zhongjin wrote: > KASAN reported a null-ptr-deref error: > > KASAN: null-ptr-deref in range [0x0000000000000118-0x000000000000011f] > CPU: 1 PID: 379 > Hardware name: QEMU Standard PC (i440FX + PIIX, 1996) > RIP: 0010:destroy_workqueue+0x2f/0x740 > RSP: 0018:ffff888016137df8 EFLAGS: 00000202 > ... > Call Trace: > > ib_core_cleanup+0xa/0xa1 [ib_core] > __do_sys_delete_module.constprop.0+0x34f/0x5b0 > do_syscall_64+0x3a/0x90 > entry_SYSCALL_64_after_hwframe+0x63/0xcd > RIP: 0033:0x7fa1a0d221b7 > ... > > > [...] Applied, thanks! [1/1] RDMA/core: Fix null-ptr-deref in ib_core_cleanup() https://git.kernel.org/rdma/rdma/c/ad9394a3da3399 Best regards, -- Leon Romanovsky